1. Te awe o te wāhanga paipa tika o runga me raro ki te tika o te ine o te mita rere ultrasonic. Ko te tauwehenga whakatikatika K he mahi a te tau Reynolds. Ina kore e ōrite te tere o te rere mai i te rere laminar ki te rere turbulent, ka tino rerekē te tauwehenga whakatikatika K, ka heke te tika o te ine. E ai ki ngā whakaritenga whakamahinga, me tāuta te transducer mita rere ultrasonic ki te wāhanga paipa tika o runga o te 10D, te wāhanga paipa tika o raro o te tūranga 5D, kia kitea ai ngā papu, ngā takirere me ētahi atu taputapu o runga ina roa te wāhanga paipa tika, me tutuki ngā whakaritenga o te "tawhiti mai i te turbulent, te wiri, te pūtake wera, te pūtake haruru me te pūtake hihi kia tae ki te tawhiti e taea ana". Mena he papu, he takirere me ētahi atu taputapu kei runga ake o te tūranga tāutanga o te transducer mita rere ultrasonic, me neke atu i te 30D te wāhanga paipa tika. Nō reira, ko te roa o te wāhanga paipa tika te mea matua hei whakarite i te tika o te ine.
2. Te awe o ngā taputapu tawhā paipa ki te tika o te ine i te mita rere ultrasonic. He hononga tata te tika o te tautuhinga tawhā paipa ki te tika o te ine. Mena he rerekē te tautuhinga o te rauemi me te rahi o te paipa ki te mea tuturu, ka puta he hapa i waenga i te horahanga whakawhiti-wāhanga o te rere o te paipa ariā me te horahanga whakawhiti-wāhanga tuturu, ka hua ake he hua whakamutunga hē. Hei tāpiri, ko te mokowā tukunga i waenga i te transducer mita rere ultrasonic ko te hua o te tatau whānui o ngā tawhā rerekē pēnei i te wai (tere oro, matotoru hihiri), te paipa (rauemi me te rahi), me te tikanga tāutanga o te transducer, me ētahi atu, ā, ka rerekē te tawhiti tāutanga o te transducer, ka puta hoki he hapa ine nui. I roto i ēnei, ko te tawhiti tautuhinga me te tāutanga o te piko o roto o te paipa he awe nui ki te tika o te ine. E ai ki ngā raraunga e tika ana, mena ko te hapa roa o roto o te paipa he ±1%, ka puta he hapa rere tata ki te ±3%; Mena ko te hapa tawhiti tāutanga he ±1mm, ka noho te hapa rere ki roto i te ±1%. Ka kitea mā te tautuhinga tika anake o ngā tawhā paipa ka taea te tāuta tika i te mita rere ultrasonic, ā, ka taea hoki te whakaiti i te awe o ngā tawhā paipa ki te tika o te ine.
3, te awe o te tūranga tāutanga o te ine ine inenga inenga inenga i te mita rere ultrasonic. E rua ngā huarahi hei tāuta i te inenga: te momo whakaata me te momo tika. Mena he poto te tere o te oro e whakamahia ana mō te whakairinga tika, ka taea te whakanui ake i te kaha o te tohu.
4. Te awe o te kaiāwhina honohono ki te tika o te ine. Hei whakarite kia tino pā atu ki te paipa, i te wā e tāuta ana i te ine whakawhiti, me pania he paparanga o te kaiāwhina honohono ki te mata o te paipa, ā, ko te matotoru whānui ko (2mm – 3mm). Ka tangohia ngā mirumiru me ngā kirikiri i roto i te hononga kia piri pūmau ai te mata o te kaiāwhina whakawhiti ki te pakitara o te ngongo. Ko ngā mita rere mō te ine i te wai e rere ana ka tāutahia ki roto i ngā puna, ā, he makuku te taiao, ā, i ētahi wā ka waipuke. Mena ka whakamahia he kaiāwhina honohono whānui, ka pakaru wawe, ka pā ki te tika o te ine. Nō reira, me whiriwhiri he hononga ātete wai motuhake, ā, me whakamahi te hononga i roto i te wā whai mana, ko te tikanga he 18 marama. Hei whakarite i te tika o te ine, me tāuta anō te ine whakawhiti i ia 18 marama, ā, me whakakapi te hononga.
Wā tuku: Hepetema-04-2023